Commerce, Justice, Science, and Related Agencies Appropriations Act, 2018 Provides FY2018 appropriations to the Department of Commerce; the Department of Justice (DOJ); science agencies, including the National Aeronautics and Space Administration (NASA) and the National Science Foundation (NSF); and several related agencies. Department of Commerce Appropriations Act, 2018 Provides appropriations to the Department of Commerce for: the International Trade Administration, the Bureau of Industry and Security, the Economic Development Administration, the Minority Business Development Agency, Economic and Statistical Analysis, the Bureau of the Census, the National Telecommunications and Information Administration, the U.S. Patent and Trademark Office, the National Institute of Standards and Technology, the National Oceanic and Atmospheric Administration, and Departmental Management. Department of Justice Appropriations Act, 2018 Provides appropriations to DOJ for: General Administration; the U.S. Parole Commission; Legal Activities; the U.S. Marshals Service; the National Security Division; Interagency Law Enforcement; the Federal Bureau of Investigation; the Drug Enforcement Administration; the Bureau of Alcohol, Tobacco, Firearms, and Explosives; and the Federal Prison System. Provides appropriations to DOJ for State and Local Law Enforcement Activities, including: the Office on Violence Against Women, the Office of Justice Programs, and Community Oriented Policing Services (COPS). Science Appropriations Act, 2018 Provides appropriations for science agencies, including: the Office of Science and Technology Policy, NASA, and the NSF. Provides appropriations to related agencies, including: the Commission on Civil Rights, the Equal Employment Opportunity Commission, the U.S. International Trade Commission, the Legal Services Corporation, the Marine Mammal Commission, the Office of the U.S. Trade Representative, and the State Justice Institute. Sets forth permissible and prohibited uses for funds provided by this and other appropriations Acts.